125009694 has 24 divisors (see below), whose sum is σ = 271073712. Its totient is φ = 41636160.

The previous prime is 125009681. The next prime is 125009711. The reversal of 125009694 is 496900521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31062 + ... + 34854.

It is an arithmetic number, because the mean of its divisors is an integer number (11294738).

Almost surely, 2^125009694 is an apocalyptic number.

125009694 is an abundant number, since it is smaller than the sum of its proper divisors (146064018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125009694 is a wasteful number, since it uses less digits than its factorization.

125009694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632 (or 5629 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 125009694 is about 11180.7734079535. The cubic root of 125009694 is about 500.0129249992.

The spelling of 125009694 in words is "one hundred twenty-five million, nine thousand, six hundred ninety-four".